insiduous

As a noun terms

is .

As an adjective insiduous is

.

As adjectives the difference between insiduous and hideous

is that insiduous is while hideous is frightful; shocking; extremely ugly.

As adjectives the difference between spiteful and insiduous

is that spiteful is filled with, or showing, spite; having a desire to vex, annoy, or injure; malignant; malicious while insiduous is .

As adjectives the difference between insiduous and evil

is that insiduous is while evil is intending to harm; malevolent.

As a noun evil is

moral badness; wickedness; malevolence; the forces or behaviors that are the opposite or enemy of good.

As adjectives the difference between subtle and insiduous

is that subtle is hard to grasp; not obvious or easily understood; barely noticeable while insiduous is misspelling of insidious.

As adjectives the difference between pernicious and insiduous

is that pernicious is causing much harm in a subtle way while insiduous is .

As adjectives the difference between insiduous and insidious

is that insiduous is misspelling of insidious while insidious is producing harm in a stealthy, often gradual, manner.