renforts

/ʁɑ̃.fɔʁ/renfort
1.
nounmasculinePlur

reinforcements (additional people sent to help: troops, police, firefighters)

backup; support; additional help

structural reinforcements (materials or strengthened parts to make something more solid)

Les pompiers ont envoyé des renforts pour contenir l'incendie.

The firefighters sent reinforcements to contain the fire.