Declension table of utkaṇṭhaka

Masculine	Singular	Dual	Plural
Nominative	utkaṇṭhakaḥ	utkaṇṭhakau	utkaṇṭhakāḥ
Vocative	utkaṇṭhaka	utkaṇṭhakau	utkaṇṭhakāḥ
Accusative	utkaṇṭhakam	utkaṇṭhakau	utkaṇṭhakān
Instrumental	utkaṇṭhakena	utkaṇṭhakābhyām	utkaṇṭhakaiḥ utkaṇṭhakebhiḥ
Dative	utkaṇṭhakāya	utkaṇṭhakābhyām	utkaṇṭhakebhyaḥ
Ablative	utkaṇṭhakāt	utkaṇṭhakābhyām	utkaṇṭhakebhyaḥ
Genitive	utkaṇṭhakasya	utkaṇṭhakayoḥ	utkaṇṭhakānām
Locative	utkaṇṭhake	utkaṇṭhakayoḥ	utkaṇṭhakeṣu

Compound utkaṇṭhaka -

Adverb -utkaṇṭhakam -utkaṇṭhakāt