descomponer

See also: descompoñer

Spanish

Etymology

From des- +‎ componer.

Pronunciation

• IPA^(key): /deskompoˈneɾ/ [d̪es.kõm.poˈneɾ]
• Rhymes: -eɾ
• Syllabification: des‧com‧po‧ner

Verb

descomponer (first-person singular present descompongo, first-person singular preterite descompuse, past participle descompuesto)

1. (transitive and reflexive) to decompose, rot
2. (transitive and reflexive) to discompose, unsettle
3. (reflexive) to break down

Conjugation

    Conjugation of descomponer (irregular) (See Appendix:Spanish verbs)

infinitive			descomponer
gerund			descomponiendo
past participle				masculine		feminine
		singular		descompuesto		descompuesta
		plural		descompuestos		descompuestas
		singular			plural
		1st person	2nd person	3rd person	1st person	2nd person	3rd person
indicative		yo	tú vos	él/ella/ello usted	nosotros nosotras	vosotros vosotras	ellos/ellas ustedes
	present	descompongo	descomponestú descomponésvos	descompone	descomponemos	descomponéis	descomponen
	imperfect	descomponía	descomponías	descomponía	descomponíamos	descomponíais	descomponían
	preterite	descompuse	descompusiste	descompuso	descompusimos	descompusisteis	descompusieron
	future	descompondré	descompondrás	descompondrá	descompondremos	descompondréis	descompondrán
	conditional	descompondría	descompondrías	descompondría	descompondríamos	descompondríais	descompondrían
subjunctive		yo	tú vos	él/ella/ello usted	nosotros nosotras	vosotros vosotras	ellos/ellas ustedes
	present	descomponga	descompongastú descompongásvos2	descomponga	descompongamos	descompongáis	descompongan
	imperfect (ra)	descompusiera	descompusieras	descompusiera	descompusiéramos	descompusierais	descompusieran
	imperfect (se)	descompusiese	descompusieses	descompusiese	descompusiésemos	descompusieseis	descompusiesen
	future1	descompusiere	descompusieres	descompusiere	descompusiéremos	descompusiereis	descompusieren
imperative		—	tú vos	usted	nosotros nosotras	vosotros vosotras	ustedes
	affirmative		descompóntú descomponévos	descomponga	descompongamos	descomponed	descompongan
	negative		no descompongas	no descomponga	no descompongamos	no descompongáis	no descompongan

¹Rare; now chiefly used in legal language.
²Argentine and Uruguayan voseo prefers the tuteo-form for the present subjunctive.

    Selected combined forms of descomponer (irregular)

These forms are generated automatically and may not actually be used. Pronoun usage varies by region.

		singular			plural
		1st person	2nd person	3rd person	1st person	2nd person	3rd person
with infinitive descomponer	dative	descomponerme	descomponerte	descomponerle, descomponerse	descomponernos	descomponeros	descomponerles, descomponerse
	accusative	descomponerme	descomponerte	descomponerlo, descomponerla, descomponerse	descomponernos	descomponeros	descomponerlos, descomponerlas, descomponerse
with gerund descomponiendo	dative	descomponiéndome	descomponiéndote	descomponiéndole, descomponiéndose	descomponiéndonos	descomponiéndoos	descomponiéndoles, descomponiéndose
	accusative	descomponiéndome	descomponiéndote	descomponiéndolo, descomponiéndola, descomponiéndose	descomponiéndonos	descomponiéndoos	descomponiéndolos, descomponiéndolas, descomponiéndose
with informal second-person singular tuteo imperative descompón	dative	descomponme	descomponte	descomponle	descomponnos	not used	descomponles
	accusative	descomponme	descomponte	descomponlo, descomponla	descomponnos	not used	descomponlos, descomponlas
with informal second-person singular voseo imperative descomponé	dative	descomponeme	descomponete	descomponele	descomponenos	not used	descomponeles
	accusative	descomponeme	descomponete	descomponelo, descomponela	descomponenos	not used	descomponelos, descomponelas
with formal second-person singular imperative descomponga	dative	descompóngame	not used	descompóngale, descompóngase	descompónganos	not used	descompóngales
	accusative	descompóngame	not used	descompóngalo, descompóngala, descompóngase	descompónganos	not used	descompóngalos, descompóngalas
with first-person plural imperative descompongamos	dative	not used	descompongámoste	descompongámosle	descompongámonos	descompongámoos	descompongámosles
	accusative	not used	descompongámoste	descompongámoslo, descompongámosla	descompongámonos	descompongámoos	descompongámoslos, descompongámoslas
with informal second-person plural imperative descomponed	dative	descomponedme	not used	descomponedle	descomponednos	descomponeos	descomponedles
	accusative	descomponedme	not used	descomponedlo, descomponedla	descomponednos	descomponeos	descomponedlos, descomponedlas
with formal second-person plural imperative descompongan	dative	descompónganme	not used	descompónganle	descompóngannos	not used	descompónganles, descompónganse
	accusative	descompónganme	not used	descompónganlo, descompónganla	descompóngannos	not used	descompónganlos, descompónganlas, descompónganse

Derived terms

• descomponerse

Related terms

• descomposición

Further reading

• “descomponer”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025