obliged adj.

1 forced to do sth

VERBS be, feel

ADV. virtually Libel plaintiffs are virtually obliged to go into the witness box. | by law, contractually, legally Parents are obliged by law to send their children to school. | morally I felt morally obliged to do the best I could for her.

2 grateful

VERBS be, feel

ADV. much

PREP. for, to I'm much obliged to you for helping us.