14 baby names with a similar sound and feel to Oatha.
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"pleasantness"
"little rush, little reed (from the leaf shape)"
"bright shining one; light"
"water"
"Lily of the valley; sweet hollow"
"sweet, pleasant"
"belonging to the ornate Corinthian order"
"God is gracious"
"little orca, little whale"
"of the laurel tree, crowned with laurel"
"noble and pure"
"Dark, little dark one"
"cassava meal (as a food-based name)"
"lily (Sue/Susan) + grace (Ann/Anne)"