en > eu 
1 vt. [hole, gap, outline] bete
2 vt. [occupy time] igaro, iragan, pasatu
I had an hour to fill in before my train: ordubete igaro behar nuen trena heldu arte
fill in the blanks in the following sentences: hurrengo esaldietako hutsuneak bete
to fill in/out a form: eskaera-orria bete
5 vt. [inform] -en berri eman, jakinaren gainean jarri
to fill sb in on sth: norbait jakinaren gainean jarri; norbaiti zerbaiten berri eman
6 vi. [replace, substitute] ordeztu, ordezkatu, -en ordez jarri/ipini
can you find someone to fill in at such short notice?: hain denbora gutxian ordezkoren bat aurki dezakezu?