• astroide,
• asteroid,
• astrode,
• astrod,
• zstroid,
• sstroid,
• wstroid,
• qstroid,
• aatroid,
• aztroid,
• axtroid,
• adtroid,
• awtroid,
• asrroid,
• astrooid,
• astorid,
• astraid,
• astroda,
• astreyd,
• astroed

• astir,
• aster,
• asteroidea,
• asteroidal,
• astrocyte,
• astronium,
• astroloma,
• astraddle,
• Astrid,
• ash tree,
• astrogate,
• astrodome,
• astrology,
• asterope,
• astrolabe,
• astroglia,
• asteroid,
• ashtoreth,
• astringe,
• astronomy,
• astronaut,
• astor,
• astride.

The plural of the "astroid" can be the "astroids".

The singular of the "astroid" can be the "astroid".