to cause trouble for sb; to inconvenience

to add; to increase

(coll.) to cause trouble for sb; to inconvenience

to add a son to the family

to acquire

to cause trouble for sb; to inconvenience

to add; to increase

(coll.) to cause trouble for sb; to inconvenience

to add a son to the family

to make people feel even more stressed or annoyed (coll.); to make traffic congestion even worse

to add; to increase

to add; to augment; to increase

to add or gain sth without additional effort; to add sth without good cause