abstruse /ab-stroosˈ/

1. Difficult to understand
2. Remote from apprehension
3. Hidden (archaic)

abstruseˈly adverb

abstruseˈness noun

• astroids
• astrol.
• astrolabe
• astrolabes
• astrolatries
• astrolatry
• astrologer
• astrologers
• astrologic
• astrological
• astrologically
• astrologies
• astrologist
• astrologists
• astrology
• astrometeorology
• astrometric
• astrometrical
• astrometries
• astrometry
• astron.
• astronaut
• astronautic
• astronautical
• astronautically