deadeningEnglish

The act of making something futile and useless (as by routine)

English: stultification, constipation, impairment, deadening

So lacking in interest as to cause mental weariness

English: boring, deadening, dull, ho-hum, irksome, slow, tedious, tiresome, wearisome

Bahasa: rumit, membosankan, menjemukan