Words

Tigrinya
maˁṣid, maˁṣädi, maˁṣəd - sickle (TED 1946)
Tigrinya
maˁtäb - thin cord of blue silk which Ethiopian Christians of both sexes used to wear around the neck (TED 1882)
Tigrinya
mäbrahti - light, illumination, candle, lamp, torch (TED 1113)
Tigrinya
meda - plain, meadow, field (TED 504)
Tigrinya
mədri - earth (TED 506)
Tigrinya
mədəǯǯa - hearth, brazier (TED 511)
Tigrinya
mnat - arm muscle (Bass. 103)

Probably, *-ˀ-­ in the protoform; otherwise a biconsonantal root, with triconsonantizing strategy, namely inclusion of the ­-at-­ suffix into the root as a third radical. 

Tigrinya
mägli - pus (Bass. 124)
Tigrinya
məhir - mule foal which is not yet tamed or broken (TED 316)
Tigrinya
mäharä - to teach (TED 314)