Noun

• S: (n) peer, equal, match, compeer (a person who is of equal standing with another in a group)
• direct hyponym / full hyponym
• member holonym
• direct hypernym / inherited hypernym / sister term
• derivationally related form
• S: (n) peer (a nobleman (duke or marquis or earl or viscount or baron) who is a member of the British peerage)

Verb

• S: (v) peer (look searchingly) "We peered into the back of the shop to see whether a salesman was around"