Formare adjectivelor
Există anumite adjective care se pot forma cu ajutorul substantivelor, adăugând sufixele -y, sau -ly: wind → windy, storm → stormy, friend → friendly, year → yearly.
Alte sufixe care se pot folosi sunt următoarele
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-al: accident → accidental, brute → brutal, universe → universal;
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-ary: custom → customary, caution → cautionary;
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-ic/ -ical: athlete → athletic, base → basic, magic → magical, alphabet → alphabetical;
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-ish: child → childish, red → reddish, self → selfish;
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-ful: power → powerful, skill→ skillful, success → successful;
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-less: power ...