tu difenditi

defend yourself

→ difendere
difend defend, protect + i 2nd-person singular imperative + ti reflexive you (singular)
verb · 2nd-person singular informal Rare #39,511
defend yourself Informal singular command.
IT: Se ti attaccano, difenditi.
EN: If they attack you, defend yourself.
Conjugation of difendere

Difenditi, Julien!

Defend yourself, Julien!

— Arrivederci ragazzi (1987)

Amore mio, difenditi da solo.

My love, defend yourself.

— Perfetti sconosciuti (2016)

Difenditi!

Defend yourself!

— Dangal (2016)

Difenditi.

Defend yourself.

— La passione di Cristo (2004)

Ora difenditi!

Now defend yourself!

— Dangal (2016)