meanspirited in WordNet English dictionary

1. having or showing an ignoble lack of honor or morality
   "that liberal obedience without which your army would be a base rabble"- Edmund Burke; "taking a mean advantage"; "chok'd with ambition of the meaner sort"- Shakespeare; "something essentially vulgar and meanspirited in politics"
   base  mean  meanspirited 
   
2. lacking in magnanimity
   "it seems ungenerous to end this review of a splendid work of scholarship on a critical note"- Times Litt. Sup.; "a meanspirited man unwilling to forgive"
   ungenerous  meanspirited 
   

meanspirited in English Wiktionary