adj. suggesting or leading to evil or harm.
The villain looked sinister.
grim; malignant; ominous; threatening
warm; helpful
3 syllables
sin-is-ter
VocabClass lessons are designed to engage students, improve motivation in learning the subject matter, and generate better results. Long-term retention is our focus and by making the learning process fun, our gamified approach has a positive impact on this goal.
View all games!