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1. Take on a certain form, attribute, or aspect
   "His voice took on a sad tone"
   - assume, acquire, adopt, take
    
2. Take on titles, offices, duties, responsibilities
   - assume, adopt, take over
    
3. Accept as a challenge
   - undertake, tackle
    
4. Admit into a group or community
   - accept, admit, take
    
5. Contend against an opponent in a sport, game, or battle
   - meet, encounter, play

Derived forms: taking on, took on, taken on, takes on

See also: take

Type of: accept, change, confront, face, face up, have, take, take office