1. 任性：self-trust 自信 | self-will 任性 | self-willed 任性的

2. self-will的近义词

2. 固执己见：self?understanding自我理解 | self?will固执己见 | sell销售

3. self-will的反义词

3. 任性/固执：self-training /自我训练/ | self-will /任性/固执/ | self-willed /任性的/顽固的/

1. 任性;固执;倔强
    Someone''s self-will is their determination to do what they want without caring what other people think.

    e.g. She had a little core of self-will.
           她有点固执。

1. the trait of resolutely controlling your own behavior

    Synonym: self-controlself-possessionpossessionwillpowerwill powerself-command

2. resolute adherence to your own ideas or desires

    Synonym: stubbornnessbullheadednessobstinacyobstinancepigheadedness