Is said whole, with nothing composed onto it and takes no だ/です, so there are no forms to conjugate.

一杯飲いっぱいのみましょう

ippainomimashoulet's have a drink togetherexpression

Example sentences2

久ひさしぶりに一杯いっぱい飲のみましょう。

hisashiburi ni ippai nomimashou.

Let's have a drink together, it's been a while. neutral

今夜こんや、一杯いっぱい飲のみましょうよ。

kon'ya, ippai nomimashou yo.

Let's have a drink tonight, come on. neutral