underhandedly

词形变化：

副词: underhandedly | 异体字: underhanded | 名词: underhandedness |

同义词：

private | sneaky | underground | deceitfully | dishonestly | slyly | secretively | craftily | meanly | deceitful | dishonest | sly | mean | secretive | low | secret | crafty | underarm | underhanded | underhandedly |

反义词：

overhand | aboveboard |