This is the 5462nd most frequent Japanese word.
いささか
"いささか" means "somewhat" or "a little" in English.
Here, いささか expresses a slight or minor degree of doubt, indicating subtlety in the speaker's perception.
彼の説明は、いささか疑問が残るものだった。
His explanation left somewhat of a doubt.
In this sentence, いささか conveys a small amount or degree, indicating a mild state of tiredness.
いささか疲れたので、少し休憩します。
I feel somewhat tired, so I will take a short break.
The word いささか is used to denote a slight or mild sense of unpleasantness, emphasizing a degree of discomfort without being too severe.