sextain sextains sextan sextan sextans sextans sextanses sextant sextant sextants
| sextarii sextarius sextary sextet sextets sextett (current term) sextette sextettes sextetts sextic
| sextile sextile sextiles sextillion sextillions sexto sextodecimo sextodecimos sextolet sextolets
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