(rare, non-standard) In a combined or unified manner; together; altogether.
2005, Anima Sharma, Tribe in Transition:These religious forms and religious faiths, togetherly form the religious system of these Gonds, which has expanded with time and during the expansion, experienced contact with other religions.
2011, Gregory Dark, Susie and the Snow-It-Alls:“'And we can dream together, And if we dream togetherly . ... Whooshed togetherly, but separately cocooned in their own thoughts, by their own sense of the majesty below and of the dauntingness above; ...
Adjective
togetherly
Together or in a state of being together; indicative of being close or close together; togetherlike.
2010, Carolyn Ives Gilman, Arkfall - Current Nebula Nominee for Best Novella - Page 19:"... All true—it's just under tons of water, and the habitations are a bit too togetherly for me."