understandingly

1. In an understanding manner; with empathy.
2. (obsolete) In a way that can be understood; intelligibly.
   • 1624, Democritus Junior [pseudonym; Robert Burton], The Anatomy of Melancholy: […], 2nd edition, Oxford, Oxfordshire: Printed by John Lichfield and James Short, for Henry Cripps, OCLC 54573970 ↗:

     , vol.I, New York, 2001, p.232:

     Garcias ab Horto writes of one whom he saw at Goa in the East Indies, that took ten drams of opium in three days; and yet consulto loquebatur, spake understandingly […]

• understandably