達人 (Tatsujin)

Extremely / Completely messed up

Crazy / Amazing / Bad (context-dependent)

For now / Let's just / First of all

It'll work out / Things will figure themselves out

Read the room / Pick up on the social atmosphere

That's true / Fair enough / Indeed

Annoying / Irritating

Iffy / Not great / Hard to say

Just in case / Technically / For what it's worth

Anyway / It doesn't matter / After all

I see / That makes sense / Ah, right

Cute but calculated / Deliberately adorable / Trying too hard to be endearing

It can't be helped / Nothing to do about it

What a waste / Too good to waste

Sneakily clever / Quietly taking advantage / Slyly getting what you want

Intense / Extreme / Outrageous / Insane

Totally grossed out / Appalled / When something kills the vibe

Extraordinary / Insane / On another level

To fall deep into an obsession / To go down the rabbit hole / To get totally hooked

No way / Unbelievable / That's just not acceptable

It's over / Completely stuck / No way out

By a hair's breadth / Close call / Narrow escape

To get scared / To be shocked / To chicken out

Brief and to the point / Concise and clear

Emotionally overwhelming / That bittersweet feeling you can't put into words

In a long time / Haven't done ~ in ages

LOL / That's hilarious (internet slang)

I really feel the ~ / There's such a ~ vibe (suffix turning a noun/verb stem into an emotional sense)

God-tier / Legendary / Absolute best (slang)

To act suspiciously / To behave awkwardly / To give off nervous, shifty energy