colorable

The enclosed paper, No. 9, is the only colorable evidence of this which has come to my knowledge.

Then she began to seek some colorable ground for what she had heard as she went past the screen behind which he had been working.

If he asks, I shall contrive to find some colorable pretext, probably that you were jealous of me!

Sports satisfy these requirements of substantial futility together with a colorable make-believe of purpose.