To deliberately keep a piece of information, a fact, or an object secret from someone and not reveal it.
example
Er hat uns lange verheimlicht, dass er seinen Job verloren hat.
He concealed from us for a long time that he had lost his job.
Usage tips
Inseparable verb
The verb 'verheimlichen' (to conceal) is inseparable. The prefix 'ver-' remains firmly attached to the stem 'heimlich' in all sentence forms and cannot stand at the end of the sentence.
EXAMPLE
Sie hat ihm die Wahrheit verheimlicht.
She concealed the truth from him.
Sentence structure with dative
This verb is often used with two objects: the person from whom something is being kept secret is in the dative, and the secret information is in the accusative. Alternatively, the person can also be added with 'vor + dative' (from/in front of + dative).
EXAMPLE
Er verheimlichte seiner Familie seine Schulden.
He concealed his debts from his family.
Typical collocations
'verheimlichen' (to conceal) is often used with abstract things that someone wants to keep secret. Typical combinations are: 'die Wahrheit verheimlichen' (to conceal the truth), 'ein Geheimnis verheimlichen' (to conceal a secret), 'seine Gefühle verheimlichen' (to conceal one's feelings), or 'eine Krankheit verheimlichen' (to conceal an illness).
EXAMPLE
Es ist schwer, seine wahren Gefühle vor anderen zu verheimlichen.
It is hard to conceal your true feelings from others.
Compare with
antonym
verheimlichen vs verbreiten
to spread
'verbreiten' and 'verheimlichen' are opposites when it comes to information. 'verbreiten' means that you pass on a piece of news, a rumor, or an idea to many people. 'verheimlichen' means that you deliberately keep something secret and do not say it openly. With 'verbreiten', something is meant to become known; with 'verheimlichen', it is specifically meant not to become known.
verheimlichen
Wir verheimlichen den Kindern die Überraschung bis zum Wochenende.
We are keeping the surprise secret from the children until the weekend.
verbreiten
Nach der Arbeit werden wir die neue Adresse in der Familie verbreiten.
After work, we will share the new address with the family.