sinister /sinˈi-stər, formerly also sin-isˈtər/

1. Suggestive of threatened evil, ominous
2. Malign
3. Underhand
4. Left or on the left side
5. On the left side from the point of view of the bearer of the shield, not the beholder (heraldry), and similarly sometimes in description of an illustration, etc
6. Inauspicious
7. Unlucky
8. Misleading (obsolete)

sinisterity /-terˈ/ noun (rare)

1. Left-handedness
2. Sinister quality

sinˈisterly adverb

sinˈisterness noun

• murkish
• murks
• murksome
• murky
• murl
• murlain
• murlains
• murlan
• murlans
• murled
• murlier
• murliest
• murlin
• murling
• murlins
• murls
• murly
• murmur
• murmuration
• murmurations
• murmured
• murmurer
• murmurers
• murmuring
• murmuringly