“Trouble-free” in Japanese
Short answer
Trouble-free in Japanese is “滑らか” (suberaka). Full meaning: smooth (of a surface), glassy, velvety, soft; smooth (of an action, proceedings, etc.), fluent (speech), fluid, trouble-free; continuously differentiable.
Other ways to say “Trouble-free” in Japanese
平坦
heitan even, flat, level, smooth; calm, peaceful, uneventful, easy, uncomplicated, trouble-free
滑か
nameraka smooth (of a surface), glassy, velvety, soft; smooth (of an action, proceedings, etc.), fluent (speech), fluid, trouble-free; continuously differentiable
なめらか
nameraka smooth (of a surface), glassy, velvety, soft; smooth (of an action, proceedings, etc.), fluent (speech), fluid, trouble-free; continuously differentiable
平たん
heitan even, flat, level, smooth; calm, peaceful, uneventful, easy, uncomplicated, trouble-free
へいたん
heitan even, flat, level, smooth; calm, peaceful, uneventful, easy, uncomplicated, trouble-free
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