(of physics) to change the direction of light, sound, or energy when it passes through something

refrangere, rifrangere
to resist or hold back from doing or saying something

astenersi, rinunciare
incapable of making mistakes or being wrong

infallibile
(of a rule, opinion, etc.) fixed and not easily changed

rigido, inossidabile
impossible to resist or refuse, usually because of being very appealing or attractive

irresistibile, incontournabile
neglecting one's duties or obligations, often causing harm or inconvenience to others

irresponsabile
to supply crops, land, etc. with water, typically by artificial means

irrigare
placed closest to the center

più interno, più intimo
to soak something in liquid in order to get the flavor of it

infondere, immersione
the process of soaking herbs or tea in a liquid, usually boiled water

infusione, decotto
hesitant and uncertain about what to do

indeciso
