Interloping

[in-ter-lohp, in-ter-lohp] /ˌɪn tərˈloʊp, ˈɪn tərˌloʊp/

verb (used without object), interloped, interloping.
1.
to intrude into some region or field of trade without a proper license.
2.
to thrust oneself into the affairs of others.
v.

early 17c., a back-formation from interloper, or else from inter- + lope (see interloper). Related: Interloped; interloping.

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Interlude
[in-ter-lood] /ˈɪn tərˌlud/ noun 1. an intervening episode, period, space, etc. 2. a short dramatic piece, especially of a light or farcical character, formerly introduced between the parts or acts of miracle and morality plays or given as part of other entertainments. 3. one of the early English farces or comedies, as those written by […]
Interlunar
[in-ter-loo-ner] /ˌɪn tərˈlu nər/ adjective 1. pertaining to the moon’s monthly period of invisibility between the old moon and the new.
Interlunation
[in-ter-loo-ney-shuh n] /ˌɪn tər lʊˈneɪ ʃən/ noun 1. the interlunar period. /ˌɪntəlʊˈneɪʃən/ noun 1. the period between the old and new moons during which the moon is invisible See new moon

Intermarriage
[in-ter-mar-ij, in-ter-mar-ij] /ˌɪn tərˈmær ɪdʒ, ˈɪn tərˌmær ɪdʒ/ noun 1. marriage between people of different religions, tribes, castes, ethnicities, or racial groups, as between a white person and a black person or between a Christian and a Muslim. 2. marriage between people of different social classes. 3. marriage within a specific social or cultural group, […]
Intermarry
[in-ter-mar-ee] /ˌɪn tərˈmær i/ verb (used without object), intermarried, intermarrying. 1. to become connected by marriage, as two families, tribes, castes, or religions. 2. to within one’s family. 3. to outside one’s religion, ethnic group, etc. 4. to . /ˌɪntəˈmærɪ/ verb (intransitive) -ries, -rying, -ried 1. (of different groups, races, religions, creeds, etc) to become […]