habían investigado
-they/you had investigated
Past perfect ellos/ellas/ustedes conjugation of investigar.
See all conjugations of investigar

investigar

Popularity
4,000+ learners.
TRANSITIVE VERB
(to conduct an inquiry into)-to investigate
Synonyms for investigar
determinar
to establish
escudriñar
to scrutinize
establecer
to establish
indagar
to investigate
informarse
to get information
interrogar
to question
preguntar
to ask
profundizar
to study in depth
rastrear
to search
registrar
to search
sondear
to sound out
tantear
to weigh
verificar
to carry out
averiguar
to find out
bucear
to scuba dive
examinar
to examine
fiscalizar
to control
hacer una investigación
to conduct an investigation
inspeccionar
to inspect
TRANSITIVE VERB
(to study scientifically)-to research
Synonyms for investigar
estudiar
to study
examinar
to examine
profundizar
to study in depth
sondear
to sound out
verificar
to verify
analizar
to analyze
aprender
to learn
determinar
to establish
establecer
to establish
examinar cuidadosamente
to sift through
experimentar
to test
hacer experimentos
to do experiments
hacer una investigación
to do research
husmear
to sniff around
inquirir
to inquire into
probar
to try
revisar
to review
INTRANSITIVE VERB
(to conduct an inquiry)-to investigate
Synonyms for investigar
escudriñar
to scrutinize
hacer averiguaciones
to investigate
hacer indagaciones
to investigate
indagar
to investigate
averiguar
to find out
examinar
to examine
husmear
to sniff around
INTRANSITIVE VERB
(to do scientific studies)-to do research
Synonyms for investigar
examinar
to examine
hacer experimentos
to do experiments
husmear
to sniff around
inquirir
to inquire into
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