Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb blotch

1 sense of blotch

Sense 1
mottle, streak, blotch -- (mark with spots or blotches of different color or shades of color as if stained)
       => color, colorize, colorise, colourise, colourize, colour, color in, colour in -- (add color to; "The child colored the drawings"; "Fall colored the trees"; "colorize black and white film")

Antonyms of adj blotched

1 sense of blotched

Sense 1
blotched, blotchy, splotched -- (marked with irregularly shaped spots or blots)

INDIRECT (VIA patterned) -> plain, unpatterned -- (lacking patterns especially in color)

Similarity of adj blotched

1 sense of blotched

Sense 1
blotched, blotchy, splotched -- (marked with irregularly shaped spots or blots)
       => patterned (vs. plain) -- (having patterns (especially colorful patterns))