せいぜい
精々
seizei

Adverb

1. at the most; at best

Usually Written in Kana
さくらはなすうじつ、せいぜいいち週間しゅうかんしかたない。
sakurano hanawa sūnichi seizei isshūkanshika motanai.
Cherry blossoms last only for a few days, a week at the most.
Adverb

2. to the utmost; as much as possible; as much as one can

Usually Written in Kana
せま部屋へやをせいぜいひろ使つかった。
semai heyao seizei hirokutsukatta.
I made the best of my small room.
Other forms: