pledge和swear的区别?还有肿瘤怎么说?跟谣言的rumours好像吧?

网友回答

swear是发誓的意思
pledge是保证的意思
swear on以.起誓
swear at咒骂
swear程度比pledge更深
tumour：肿瘤
======以下答案可供参考======
供参考答案1:
肿瘤怎么说？liver tumour
谣言=rumours
pledge = 信约(名词),承诺(动词)
swear = 发誓 (动词)