clue

kluː

noun

a piece of evidence or information used in the detection of a crime.

police officers are still searching for clues

hint,indication,sign,signal,pointer,guide,suggestion,intimation,trace,indicator,lead,tip,tip-off,piece of evidence,piece of information

verb

inform someone about a particular matter.

Stella had clued her in about Peter

inform,let know,notify,make aware,give information,prime,familiarize with,make familiar with,acquaint with,keep up to date,keep posted,tip off,give the low-down on,give a rundown on/of,fill in on,clue up,put in the picture,put wise,keep up to speed,gen up on,give the gen