Language is our spoken, written, or signed words and the way we combine them to convey meaning.

Fixation is the inability to see a problem from a new perspective, affecting problem solving.

A belief bias is the tendency for one's preexisting beliefs to distort logical reasoning, sometimes by making invalid conclusions seem valid, or valid conclusions seem invalid.

The first stage in language development is the babbling stage, this is the stage when a child around 4 months of age spontaneously utters sounds.

linguistic determinism

A phoneme is the smallest distinctive sound unit in a language.

A mental set is the tendency to approach a problem in a particular way.

Belief perseverance is the tendency for one to hold on to one's initial conceptions after the basis in which they formed has been discredited.

The second stage of language development is the one-word stage, this stage takes place at around a year of age, the child will begin to associate sounds with meanings.

B.F Skinner was a behaviorist who believed that anyone can learn a language at anytime through imitation, association, and other learning principles.

A morpheme is the smallest unit that carries meaning in a language.

A confirmation bias is the tendency to search for information that confirms one's preconceptions.

Overconfidence is the tendency to overestimate the accuracy of one's judgements/ beliefs.

The third stage of language development is the two- word stage in which a child will begin to utter two word sentences. This takes place around two years of age.

Chomsky believed in an inborn language acquisition device, however, there is a critical period during childhood for this to be fully accessed.

Semantics are the set of rules by which we derive meaning from morphemes, words, and sentences in a given language.

A heuristic is a simple thinking strategy that allows us to make judgements/ solve problems efficiently.

The availability heuristic is the tendency to estimate the likelihood of events based on their availability in memory

telegraphic speech

Victor was a boy that grew up in the wilderness and was found mid childhood, he did not speak at all and acted inhumane. He never fully developed language.

A syntax is the rules in a given language used for combining words into a grammatically sensible sentence.

An algorithm is a methodical procedure that guarantees solving a particular problem.

The representativeness heuristic is the tendency to judge the likelihood of things in terms of how well they match certain prototypes

The final stage in language development is when the language develops quickly into complete sentences.

Genie grew up in captivity and was found mid childhood. She did not speak at all and many tests were preformed on her for science. She never fully developed language.