squirmer

Từ điển WordNet v3.1 - WordNet Dictionary

noun

one who can't stay still (especially a child)
- the toddler was a real wiggler on plane trips
• Syn:
wiggler, wriggler
• Derivationally related forms:
squirm, wriggle (for: wriggler), wiggle (for: wiggler)
• Hypernyms:
person, individual, someone, somebody, mortal, soul