More thinly scattered

• More empty
• Less abundant
• Not so dense, spelling "bum" right
• More spread out
• Less thick
• It's not so plentiful in sister's analysis
• More widely spaced
• More sporadic fights over half of beer
• Not as dense

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Sparse \Sparse\, a. [Compar. Sparser ; superl. Sparsest .] [L. sparsus, p. p. of spargere to strew, scatter. Cf. Asperse , Disperse .] Thinly scattered; set or planted here and there; not being dense or close together; as, a sparse population. --Carlyle. ...