tomber
to fall (physically), to tumble
Fais attention, tu risques de tomber dans l'escalier.
Be careful, you might fall down the stairs.
to become / to fall into a state (used with adjectives or past participles: e.g. fall ill, fall in love, become pregnant)
Il a commencé à tomber malade après le voyage.
He started to get sick after the trip.
to fall (of precipitation: rain, snow, etc.)
Il va tomber de la neige ce soir.
Snow is going to fall tonight.
to fall on (a day or date); to occur on a given day
Cette année, le 1er mai va tomber un vendredi.
This year, May 1st will fall on a Friday.
to stop working / to crash (services, websites, machines)
Si trop de monde vient, le site risque de tomber.
If too many people come, the site might crash.
to be caught / to be arrested (colloquial)
S'ils trouvent la preuve, il risque de tomber.
If they find the evidence, he risks being arrested.
