Synonyms for Incidentally:

• adv

  •by the way (adverb)
  • while on the subject,
  • on the part of,
  • with reference to,
  • as to,
  • in as much as.

• adv.

  •by chance (adverb)
  • remotely,
  • in related manner,
  • as side effect,
  • Obiter,
  • as a by-product,
  • parenthetically,
  • fortuitously,
  • unexpectedly,
  • not by design,
  • subordinately.
  •by the way (adverb)
  • by way,
  • while subject,
  • while the subject,
  • by bye,
  • on part of,
  • while on subject.
  •circumstantially (adverb)
  • eventually,
  • occasionally,
  • inconclusively,
  • presumptively,
  • Inferentially,
  • circumstantially,
  • indirectly,
  • uncertainly.
  •unintentionally (adverb)
  • in voluntarily,
  • un-intentionally,
  • un intentionally,
  • in-advertently,
  • un-thinkingly,
  • in advertently,
  • un thinkingly,
  • in-voluntarily.

• n.

  •
  • coincidental,
  • instinctive,
  • involuntary,
  • spontaneous,
  • arbitrary,
  • unintended,
  • by accident,
  • impromptu,
  • random.
  •
  • in any case,
  • the fact that,
  • not to mention,
  • even so.
  •by the way (noun)
  • speaking of,
  • concomitant to,
  • as a side effect,
  • apropos of,
  • in an incidental manner.

• Other synonyms:

  •
  • Which,
  • furthermore,
  • either,
  • anyway,
  • namely.
  •
  • qualify.
  •
  • indeed.
  •
  • further.
  •by the way
  • by-the-by.
  •casually
  • way.
  •Other relevant words:
  • cursorily,
  • Immaterially,
  • in the abstract,
  • casuality,
  • circumstance,
  • informally,
  • Pro Re Nata,
  • for example,
  • for some reason,
  • causelessly,
  • casual,
  • stray,
  • early,
  • chance,
  • offhand,
  • bump,
  • luck,
  • identify,
  • haphazardly,
  • see,
  • taking the opportunity,
  • unwittingly,
  • haply,
  • serendipitously,
  • at random,
  • disclose,
  • reveal,
  • undesigned,
  • distinguish,
  • invent,
  • inadvertent,
  • moreover,
  • chancy,
  • Irrespectively,
  • observe,
  • espy,
  • break,
  • learn,
  • acknowledge,
  • possibility,
  • fortune,
  • odd,
  • passing,
  • ascertain,
  • secondly,
  • descry,
  • unintentional,
  • uncertainty,
  • happen,
  • cum,
  • fortuitous,
  • offhandedly,
  • fortuity,
  • advantage,
  • unearth,
  • seasonably,
  • unpredictably,
  • as it chanced,
  • incidental,
  • occasional,
  • attain,
  • unsystematically,
  • extrinsically,
  • detect,
  • elicit,
  • incident,
  • episodically,
  • eventuality,
  • get a line,
  • accident,
  • find out,
  • brackets,
  • somehow,
  • erratically,
  • secondarily,
  • precarious,
  • now and then,
  • superficially,
  • get word,
  • Collaterally,
  • promiscuous,
  • contingency,
  • extraneously,
  • coincidentally,
  • irregularly,
  • stochastic,
  • Concomitantly,
  • perchance,
  • casualness,
  • Accidentalness,
  • without reference to,
  • se,
  • discern,
  • in some way,
  • timely,
  • discover,
  • by a fluke,
  • divulge,
  • adventitious,
  • indiscriminately,
  • extempore,
  • get wind,
  • by luck,
  • parenthesis,
  • Contingently,
  • adventure,
  • indeterminately,
  • find,
  • propos,
  • hazard,
  • aleatory,
  • without regard to,
  • lucky,
  • indefinitely,
  • BY THE BY,
  • explore,
  • at a venture,
  • pro hac vice,
  • destiny,
  • come across,
  • contingent,
  • arbitrarily,
  • Unpremeditatedly,
  • fortuitousness,
  • casualty,
  • case,
  • at haphazard,
  • Incidently,
  • Accessorily,
  • hear,
  • haphazard,
  • decipher,
  • fate,
  • circumstantial,
  • well timed,
  • adventitiously,
  • accidentals,
  • lot,
  • oddly.

Paraphrases for Incidentally:

• Reverse Entailment

  • Adverb
    coincidentally.

• Independent

  • Adverb
    further, parenthetically, indeed, inadvertently, furthermore, moreover, Incidently, occasionally, otherwise, certainly, randomly, alternatively, interestingly, additionally, actually, curiously, marginally, anyway, besides, admittedly, secondarily, exactly, also, deliberately, conversely, indirectly, meanwhile, unintentionally, bizarrely, strangely, precisely, elsewhere, however, else, surprisingly, naturally.

• Other Related

  • Adverb
    accidentally.

Antonyms for Incidentally:

• adv.

  • by chance
    purposely.

• Other antonyms:

  • n.
    certainly, inevitably.