いっそ

いっそ
adverb
rather, might as well
1. rather, might as well, if anything
Used when suggesting a drastic or extreme alternative, often when other options seem inadequate.
いっそ()めてしまおうかと(おも)った。
I thought I might as well just quit.
こんな天気(てんき)なら、いっそ(いえ)にいた(ほう)がいい。
In this weather, I'd rather stay home.
いっそのこと引っ越(ひっこ)そう。
Let's just go ahead and move.
いっそのこと is a common variant

いっそ expresses a drastic alternative when other options seem inadequate—"might as well go to the extreme."

NUANCE:
Implies frustration or resignation; suggests choosing a bold option over half-measures.

COMMON PATTERNS:

  • いっそのこと: might as well (emphatic)
  • いっそ〜してしまおう: might as well just do ~
  • いっそ〜(ほう)がいい: might as well ~

SENTENCE POSITION:
Usually appears at the beginning of a sentence or clause.

CONTRAST:

  • むしろ: rather (preference without resignation)
  • かえって: on the contrary, rather

いっそ carries emotional weight—it's not just choosing option B, but suggesting a dramatic shift.