No Walk in the Park is an idiom that means something is not easy or simple. It is often used to describe a difficult task or situation. The crossword solutions for this term are TREK (4 letters), ORDEAL (6 letters), HARD (4 letters), SLOG (4 letters), and SNIDE (5 letters). TREK means a long and difficult journey, ORDEAL means a very unpleasant and difficult experience, HARD means requiring a lot of effort or difficulty, SLOG means to work HARD and steadily, and SNIDE means sarcastic or unkind. All of these words can be used to describe a difficult task or situation, which is what No Walk in the Park is meant to convey.