4. Words ending in a single _l_ double it before a vowel-suffix; _e.g._, chisel, chiselled; revel, reveller; cancel, cancelling. But, _paralleled_.
5. Words ending in _y_ preceded by a consonant usually change the _y_ into _i_ when a suffix not beginning with _i_ is added; _e.g._, cry, cries, crying.
EXCEPTIONS:--Dryly, dryness; shyly, shyness; slyly, slyness.
Note also daily, gaily, gaiety, laid, paid, said, saith, slain, staid.
6. _ei_ or _ie_. When sounded like long _e_, _i_ comes before _e_ except after _c_; _e.g._, piece, deceit. But, _either_, _neither_, _plebeian_, _seize_, _leisure_, _weird_.
When not sounded like long _e_, the order of the letters is always _ei_; _e.g._, skein, height.
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