injection

nouns

the forceful insertion of a substance under pressure
injection
is derived from
inject
is a type of (narrower)
the act of putting one thing into another
insertion, introduction, intromission
any solution that is injected (as into the skin)
injectant, injection
the act of putting a liquid into the body by means of a syringe
"the nurse gave him a flu shot"
injection, shot
is derived from
inject