Adjective of Size

Majestic

Having the quality of causing you to feel great admiration and respect for it because of its size, power, or beauty

Mammoth

Incredibly large

Miniature

Something that is a very small copy of an object

Petite

Smaller than average height

Puny

Small, weak or not effective

Scrawny

Unpleasantly thin, often with bones showing

Short

Small in length, distance, or height

Small

Little in size or amount when compared with what is typical or average

Teeny

Very small

Vast

Extremely big