Adjective

(er)

Hard to grasp; not obvious or easily understood; barely noticeable.

The difference is subtle , but you can hear it if you listen carefully.

(of a thing) Cleverly contrived.

(of a person or animal) Cunning, skillful.

insidious

* 1623 , , act iv, scene 4,

Thy age confirmed, proud, subtle , bloody, treacherous.

Tenuous; rarefied; of low density or thin consistency.

Adjective

(en adjective)

Bellowing, as a calf; bawling; brawling; clamoring; disagreeably clamorous; sounding loudly and harshly.

Obvious, on show.

* (Richard Henry Dana)

Harsh and blatant tone.

* (Edmund Spenser)

A monster, which the blatant beast men call.

* (Washington Irving)

Glory, that blatant word, which haunts some military minds like the bray of the trumpet.

* {{quote-magazine, date=2013-06-07, author=(Gary Younge)

, volume=188, issue=26, page=18, magazine=(The Guardian Weekly) , title= Hypocrisy lies at heart of Manning prosecution , passage=WikiLeaks did not cause these uprisings but it certainly informed them. The dispatches revealed details of corruption and kleptocracy that many Tunisians suspected, […]. They also exposed the blatant discrepancy between the west's professed values and actual foreign policies.}}