てばかり
(Te bakari)
Expresses that someone spends all their time doing one thing, often with a critical tone.
Connection rules
- +Verb (te-form) + ばかり
Examples
1.
息子は毎日遊んでばかりで全然勉強しません。

Musuko ha mainichi ason de bakari de zenzen benkyou shi mase n.
My son does nothing but play every day and doesn't study at all.
「Worried mother talking」
2.
弟は寝てばかりいて、どこにも出かけません。

Otouto ha ne te bakari i te, doko ni mo dekake mase n.
My younger brother spends all his time sleeping and doesn't go out anywhere.
「Lazy sibling on Sunday」
Practice
My younger brother does nothing but sleep on his days off.
弟は休みの日、___います。
Romaji also accepted