What is the word "AAB"?

(1)AAB 1: This overlapping structure is formed by a disyllabic word AB partially overlapping with the first morpheme, which is relatively heavy.

Overlapping structures are mostly clutch verbs. For example:

Give me a hand, give me a hand, change it, change it, ice it, have tea, and nod.

Angry, I weighed it, I had a good time, haha, I was scared, I waved my hand and wrote it down, and I satisfied you.

Dispel hatred, open your eyes, chat, grin, take a walk and relax.

Shake your head and bite your teeth just in case. Idle, blink, wave and squeak.

(2)AAB2: This part of the overlapping structure is not overlapped by a word AB through partial overlapping, but by a

A AA word or AA overlapping structure plus B. For example:

Instead of flowers, tortoiseshell croaked, scraped, croaked. Ha ha ha Jing is mighty, Achnatherum splendens is a cheerleader.

Cheerleaders are walking around. It's dark and bright, but it's foggy in Mao Mao.

On the whole, bubble gum is on cloud nine, and mother-in-law is whispering around the young marriage.

The baby gives birth to a small fish. Wan Wanqiang is very happy.

(3)AAB2: This part of the overlapping structure is composed of two monosyllabic words A and B through partial overlapping A..

Yes For example:

DDT gouges where whole pieces were missing, sharp wind, bumper car, bumper boat, seesaw.