ヤダ

don't want to, don't like, no!, I don't want to!

→ 嫌だ
adjective Rare #38,196
don't want to, don't like Casual spelling of 嫌だ.
JA: 今日は出かけるのはヤダ。
EN: I don't want to go out today.
Forms of 嫌だ

ちょっとヤダ大ちゃん

I don't really like that, Dai-chan.

— Departures (2008)

月曜日は、本当にヤダ。

I really hate Mondays.

なら遊ぶのヤダ

Then I don't want to play.

— ROMA/ローマ (2018)

映画は頭痛がするからヤダ

I don't want to watch a movie because it gives me a headache.

— ブエノスアイレス (1997)

全部ヤダ

I hate everything.

— Pompo the Cinephile (2021)

interjection Rare #44,612
no!, I don't want to! A casual, emphatic spelling of 嫌だ, often used to refuse or protest.
JA: ヤダ、まだ帰りたくない。
EN: No, I don't want to go home yet.
Forms of 嫌だ

ヤダ

I don't want to!

— 天気の子 (2019)

ヤダ~!!

No way!!

— となりのトトロ (1988)

ヤダ!

No way!

— ニュー・シネマ・パラダイス (1988)

ヤダ~!

Nooo!

— となりのトトロ (1988)