LESSON 21 VERBS WITH STEM ENDING IN λ, μ, ν, ρ Since the consonants λ, μ, ν, ρ are known as liquids, verbs with stems ending in these letters are called LIQUID VERBS. The personal endings are regular throughout, but certain simple changes occur in the preceding syllable or stem ending, as follows:— (1) While the future tense keeps the verbal stem, which has a short vowel, the present tense stem usually has a long vowel, or, in the case of stems ending in λ the λ is doubled. Originally the future