guarantee
名词复数：guarantees
过去式：guaranteed
过去分词：guaranteed
现在进行时：guaranteeing
词形变化：
动词过去式: guaranteed | 动词过去分词: guaranteed | 动词现在分词: guaranteeing | 动词第三人称单数: guarantees |
同义词：
pledge | assure | promise | warrant | certify | secure | ensure | security | assurance | warranty | agreement | swear | certification | undertaking | contract | underwrite | endorse | back | sponsor | insure | vouch | proof | insurance | convince | engagement | stand | vow | for | stand for | bond | support | undertake | guaranty | warrantee |
反义词：
词义辨析：
同义:
vt.保证
promise
secure
pledge
swear
warrant
assure
certify
sponsor
back
endorse
underwrite
stand for
同义参见:
insure
convince
insurance
vouch
engagement
bond1
ensure
security
proof
vow
反义:
n.被保证人
guarantor