Adjective: blotchy (blotchier,blotchiest)
bló-chee- Marked with irregularly shaped spots or blots
"The blotchy manuscript was difficult to read due to ink spills";
- blotched, splotched
- Marred by discoloured spots or blotches
"blotchy skin"
Derived forms: blotchiest, blotchier
See also: blemished, patterned