APPENDIX 5: SPELLING: -s FORM OF VERBS AND NOUNS
USUALLY
word + s
takes, girls
BUT
WORD + es IF THE WORD ENDS WITH
sh crashes, washes
ch teaches, watches
zz buzzes
ss guesses, passes
x boxes, fixes
and sometimes with o
does, goes, potatoes, tomatoes
IF WORD ENDS WITH CONSONANT + y (Appendix 4), y --> i + es
carry - carries
cry - cries
family - families
fly - flies
worry - worries
but note that VOWEL + y is regular:
say - says
day - days
IF WORD ENDS WITH fe, fe --> ve + s
knife - knives
life - lives
wife - wives
IF WORD ENDS WITH f
sometimes f --> v + es
half - halves
leaf - leaves
self - selves
shelf - shelves
thief - thieves
wolf - wolves
and sometimes it is regular:
belief - beliefs
chief - chiefs
