54. Initial σ- followed by a vowel is often weakened to the rough breathing.
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Greek
|
ὑπό
|
ὑπέρ
|
ἅλς
|
ἕρπω
|
ἵστημι
|
ἅλλομαι
|
|
Latin
|
sub
|
super
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sal
|
serpo
|
sisto
|
salio
|
55. a. Between vowels σ is apt to disappear.
b. Between consonants σ disappears.
c. When inflection brings two sigmas together, one disappears.
