厌倦

Taedium \T[ae]"di*um\, n. [L.]
See {Tedium}.

Tedium \Te"di*um\, n. [L. taedium, fr. taedet it disgusts, it
wearies one.]
Irksomeness; wearisomeness; tediousness. [Written also
{t[ae]dium}.] --Cowper.

To relieve the tedium, he kept plying them with all
manner of bams. --Prof.
Wilson.

The tedium of his office reminded him more strongly of
the willing scholar, and his thoughts were rambling.
--Dickens.