Mingle, v. i. — Webster enters it under “mingle”
To become mixed or blended.
2 other Webster entries under this spelling
Mingle, v. t. [imp. & p. p. Mingled; p. pr. & vb. n. Mingling.]
1. To mix; intermix; to combine or join, as an individual or part, with other parts, but commonly so as to be distinguishable in the product; to confuse; to confound. There was... fire mingled with the hail. Ex. ix. 24.
2. To associate or unite in society or by ties of relationship; to cause or allow to intermarry; to intermarry. The holy seed have mingled themselves with the people of those lands. Ezra ix. 2.
3. To deprive of purity by mixture; to contaminate. A mingled, imperfect virtue. Rogers.
4. To put together; to join. [Obs.] Shak.
5. To make or prepare by mixing the ingredients of. [He] proceeded to mingle another draught. Hawthorne.
Mingle, n.
A mixture. [Obs.] Dryden.
Shades of meaning
Fernald has no entry of its own for mingled; he lists it under complex, heterogeneous.
He lists it without comment; the entries above explain its neighbors.