"curtsy" in the noun sense
1. curtsy, curtsey
bending the knees a gesture of respect made by women
"curtsy" in the verb sense
1. curtsy, curtsey
bend the knees in a gesture of respectful greeting
2. curtsy, bob
make a curtsy usually done only by girls and women as a sign of respect
"She curtsied when she shook the Queen's hand"
Source: WordNet® (An amazing lexical database of English)
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