HackerVoca

, party company, group, herd, flock, swarm, throng
trouble :1 disturb, distress, worry, annoy, vex, bother,
1. effort, struggle, endeavor, striving, exertion,pains
2. discomfort, inconvenience.
troublesome : annoying, laborious // adjective

1 laborious task/process/method etc a job or piece of work that is difficult and needs a lot of effort: the laborious task of collating all the evidence

2 seeming to be done slowly and with difficulty: laborious progress through the work

laboriously adverb
laboriousness noun [uncountable] , difficult, arduous, burdensome, hard