A consonant chart

Along the top are the terms for place of articulation, as well as –V (voiceless) and +V (voiced). On the left-hand side are the terms for manner of articulation.

Missing from Table are two ways of pronouncing consonants that may also be heard in English, usually in casual speech situations.

Glottal stop: a sound produced when the air passing through the glottis is stopped completely then released.

Represented by the symbol [ʔ], is produced when the space between the vocal folds (the glottis) is closed completely very briefly, then released. 

However, you are someone who pronounces the word butter in a way that is close to “budder,” you are making a flap.

Flap: a sound produced with the tongue tip briefly touching the alveolar ridge.

It is represented by [ɾ]. This sound is produced by the tongue tip tapping the alveolar ridge briefly.