
Gob
Colloquial Visuals
Imagine a visual lump to associate with 'gob' when referring to spit or small masses. 
Negative Connotation
'Gob' often implies a distasteful or messy substance, rather than something pleasant. 
Unpleasant Imagery
Using 'gob' can evoke a sense of disrespect, especially if referring to spit. 