intentionally

As a noun piffle

is nonsense, foolish talk.

As a verb piffle

is to act or speak in a futile, ineffective, or nonsensical manner.

As an adverb intentionally is

in an intentional manner, on purpose.

As adverbs the difference between intentionally and consciously

is that intentionally is in an intentional manner, on purpose while consciously is in a conscious manner; knowingly, volitionally.

As an adverb intentionally

is in an intentional manner, on purpose.

As an adjective arbitrary is

based on individual discretion or judgment; not based on any objective distinction, perhaps even made at random.

As a noun arbitrary is

anything arbitrary, such as an arithmetical value or a fee.

As an adjective deliberate

is done on purpose; intentional.

As a verb deliberate

is to consider carefully.

As an adverb intentionally is

in an intentional manner, on purpose.

As adverbs the difference between intentionally and intendedly

is that intentionally is in an intentional manner, on purpose while intendedly is in an intended manner; intentionally.

As an adverb intentionally

is in an intentional manner, on purpose.

As a verb overengineer is

to make something more complicated than necessary; often implies that the complexity was added intentionally.