Т255
В ТЯГОСТЬ кому
PrepPInvarsubj-compl with copula)
1. (subj: human one is or becomes an encumbrance to s.o. , s.o. 's burdensome responsibility
X стал Y-y в тягость = X became (was) a burden to Y.
2. ( subj: abstr) sth. is or becomes unpleasant, burdensome for s.o. : X Y-y в тягость = X is a burden to Y
X is too much (for Y) to bear.