Word: unfavourable
Serving to hinder or oppose; adverse, disadvantageous, inconducive, unsuitable.
Not auspicious; ill-boding.
Of a belief, state of mind, etc.: not favourable; disapproving.
Of wind or weather: causing delay or obstacles; not conducive to travel or work; inclement.
You can find a list of possible crossword clues for UNFAVOURABLE below.
Crossword Answers