This is the 5746th most frequent Japanese word.
でたらめ
Nonsense; random; absurd; irresponsible.
The word 'でたらめ' is used here to describe information being nonsensical or without basis.
彼が言った事は全部でたらめです。
Everything he said is nonsense.
In this sentence, 'でたらめ' refers to the plan being prepared without proper thought or structure.
その計画はでたらめなので、進めるべきではありません。
That plan is haphazard, so it shouldn't be pursued.
Here, 'でたらめ' is used to describe actions done without methodical thinking, implying randomness.