- Astrict Verb
- Astriction Noun
- Astride Prep Adv
- Astringe Verb
- Astringency Noun
- Astringent Adj Noun
- Astringently Adv
- Astrionic Adj
- Astrobiological Adj
- Astrobiologically Adv
- Astrobiologist Noun
- Astrobiology Noun Adj
- Astrobotany Noun
- Astrocamera Noun Adj
- Astrocele Noun
- Astrochemical Adj Noun
- Astrochemistry Noun Adj
- Astrocompass Noun Adj
- Astrocyte Noun Adj
- Astrocytic Adj
- Astrocytoma Noun Adj
- Astrocytosis Noun
- Astrodome Noun Pnoun
- Astrodynamic Adj
- Astrodynamics Noun
- Astroecology Noun
- Astrogation Noun Adj
- Astrogator Noun Adj
- Astrogeodesy Noun Adj
- Astrogeography Noun
- Astrogeology Noun
- Astrogeophysics Noun
- Astroglia Noun
- Astroglial Adj
- Astroglioma Noun
- Astrognosy Noun Adj
- Astrognozy Noun
- Astrograph Noun Adj
- Astrographic Adj
- Astrography Noun
- Astrolabe Noun Adj
- Astrologer Noun Adj
- Astrologic Adj
- Astrological Adj
- Astrologically Adv
- Astrologist Noun Adj
- Astrology Noun Adj
- Astromancy Noun Adj
- Astromedicine Noun
- Astrometeorology Noun Adj
- Astrometer Noun
- Astrometric Adj
- Astrometry Noun Adj
- Astronaut Noun Adj
- Astronautic Adj
- Astronautical Adj
- Astronautically Adv
- Astronautics Noun Adj
- Astronavigation Noun Adj
- Astronomer Noun