Geiriau Saesneg llythyr 8
instruct
Geiriau Saesneg llythyr 9
instructs
Geiriau Saesneg llythyr 10
instructor reinstruct
Geiriau Saesneg llythyr 11
instructing instruction instructive instructors misinstruct preinstruct reinstructs
Geiriau Saesneg llythyr 12
instructions misinstructs preinstructs reinstructed uninstructed
Geiriau Saesneg llythyr 13
instructional misinstructed preinstructed reinstructing
Geiriau Saesneg llythyr 14
instructorship misinstructing misinstruction preinstructing preinstruction
Geiriau Saesneg llythyr 15
instructorships misinstructions
Geiriau Saesneg llythyr 16
microinstruction
Geiriau Saesneg llythyr 17
microinstructions