BridgeDict · bridgedict.comWordgrump/ɡrʌmp/verb闹情绪发牢骚ConnectionsWord familygrumpsplural, third person singulargrumpedpastgrumpingpresent participleLearner notesLearn the forms together页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。Dictionary facts from ECDICT, WIKTIONARY.